/
Colorbook
Sign in Sign up

Color Information

Cyan

Complete color analysis with professional format conversions, accessibility metrics, and harmonious color combinations for your design projects.

HEX Format
#37C991
RGB Values
55, 201, 145
HSL Values
157°, 57%, 50%
CMYK Values
73%, 0%, 28%, 21%

Color Variations & Tints

  • #73D9B2

    Lightness: 65%

  • #5FD3A7

    Lightness: 60%

  • #4BCE9C

    Lightness: 55%

  • #37C991

    Lightness: 50%

    Current color

  • #31B482

    Lightness: 45%

  • #2CA074

    Lightness: 40%

  • #268C65

    Lightness: 35%

Accessibility

White Text
2.1
FAIL
Black Text
9.9
PASS
WCAG AA
PASS
WCAG AAA
PASS

Accessibility Guide

Contrast Ratios
Higher values (4.5+) ensure better readability for users with visual impairments.
WCAG AA Standard
Minimum requirement: 4.5:1 contrast for normal text, 3:1 for large text.
WCAG AAA Standard
Enhanced level: 7:1 contrast for normal text, 4.5:1 for large text.

Color Harmonies

  • Complementary

    Colors opposite on the color wheel, creating high contrast

  • Triadic

    Three evenly spaced colors forming a triangle on the color wheel

  • Analogous

    Adjacent colors on the color wheel, creating harmony and unity

Be picky and fine tune your color: colors very near to #37C991

Systematic progression of extremely similar colors. Each color represents a precise step in lightness variation.

Current: #37C991

Discover More Colors

Explore a randomly curated selection of colors. Each refresh brings new inspiration for your palette.